The Smithsonian Institution's study of natural resources applied to Pennsylvania's resources, based on latest governmental data.

Description

Main Author

Wyer, Samuel S., 1879-1955.

Related Names

Smithsonian Institution.

Language(s)

English

Published

[Washington, D.C.], 1923.

Subjects

Natural resources.
Pennsylvania > Pennsylvania / Economic conditions.

Physical Description

150 pages : illustrations, diagrams, maps, charts ; 23 1/2 x 31 cm

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